问题补充：
I asked the tailor to make a small to my trousers because they were too long.
A. change
B. variation
C. revision
D. alteration
答案：
A. change
B. variation
C. revision
(答案→)D. alteration
解析：alteration 修正，更改，尤指部分的改变。Change改变，变化，可指表面的、本质的、内在的变化。Revision修订、修正，常指文章、词典、剧本等的修改、订正。Variation(形式、位置、条件的)变化、改变、变动：We need some variation in our daily routine.(我们的例行公事需要作些变动。)
